Low Ohmic Thick Film hip Resistors MR Series Features 1) Very-low ohmic resistance from 47m is in lineup by thick-film resistive element. 2) ROHM resistors have obtained ISO91 / ISO / TS16949 certification. (mm) Size (inch) Packing Specification Quantity / Reel Automotive Grade Available MR6 MR1 63 15 21 42 YZP Paper tape (2mm Pitch) 15, 1, - MR3 168 63 MR1 212 85 Paper tape (4mm Pitch) 5, 3216 126 Yes MR25 3225 121 MR5 525 21 Embossed tape (4mm Pitch) 4, MR1 6432 2512 Part Number Description M R 1 E Z H J L 1 R Size (mm [inch]) Tolerance MR (Micro chip resistors) 6 (63 [21]) 1 (15 [42]) 3 (168 [63]) 1 (212 [85]) 18 (3216 [126]) 25 (3225 [121]) 5 (525 [21]) 1 (6432 [2512]) F ( ±1% ) J ( ±5% ) Special part code L S.1 to 9.1Ω ( ±1% ).1 to.91ω ( ±5% ).47 to.91ω Nominal code, 3 or 4 digits. tolerance + Special P / N FL, FS, JS JL : : code 4 digits 3 digits Ex.).47Ω = R47 ( ±1%, ±5% ) 9.1 Ω = 9R1 ( ±1% ) 9R1 ( ±5% ) c 215 ROHM o., Ltd. All rights reserved. 1/6 215.3 - Rev.E
Products List Rated Power (7 ) (W) Limiting Element Voltage (V) Temperature oefficient (ppm / ) Tolerance (%) Range Series Operating Temperature Range ( ) MR6 YZP.5.67 ±6 / 2 1.Ω to 9.1Ω 55 to +125 MR1.63.76 ±4 1.Ω to 9.1Ω MR3.1.95 ±4 1.Ω to 9.1Ω MR1.25.25 1.51 1.51 5±3 4±2 ±25 5±3 4±2 ±25 5±3 4±2 ±25 5±3 4±2 ±25.47Ω to.91ω.1ω to.13ω.15ω to.91ω.47ω to.91ω.1ω to.13ω.15ω to 9.1Ω.47Ω to.91ω.1ω to.13ω.15ω to.91ω.47ω to.91ω.1ω to.13ω.15ω to 9.1Ω E24 55 to +155 MR25.5 2.13 3±3 ±2 3±3 ±2.47Ω to.91ω.1ω to.91ω.47ω to.91ω.1ω to 9.1Ω MR5 MR1.5 1 2.13 3.1 5±3 4±2 ±25 5±3 4±2 ±25 5±3 4±2 ±25 5±3 4±2 ±25.47Ω to.91ω.1ω to.13ω.15ω to.91ω.47ω to.91ω.1ω to.13ω.15ω to 9.1Ω.47Ω to.91ω.1ω to.13ω.15ω to.91ω.47ω to.91ω.1ω to.13ω.15ω to 9.1Ω Design and specifications are subject to change without notice. arefully check the specification sheet supplied with the product before using or ordering it. 55 to +125 c 215 ROHM o., Ltd. All rights reserved. 2/6 215.3 - Rev.E
hip Resistor Dimensions and Markings L a 1R W <Marking method> There are three or four digits used for the calculation number according to IE code and R is used for the decimal point. b t (mm) (inch) L W t a b Marking existence MR6 YZP 63 21.6±.3.3±.3.23±.3.1±.5.15±.5 No MR1 15 42 1.±.5.5±.5.35±.5.2±.1.25 +.5.1 No MR3 168 63 1.6±.1.8±.1.45±.1.3±.2.3±.2 3 digits MR1 212 85 2.±.1 1.25±.1.55±.1.4±.2.4±.2 Yes 3216 126 3.2±.15 1.6±.15.55±.1.5±.25.5±.25 Yes MR25 3225 121 3.2±.15 2.5±.15.55±.15.5±.25.5±.25 Yes MR5 525 21 5.±.15 2.5±.15.55±.15.6±.25.6±.25 Yes MR1 6432 2512 6.3±.15 3.2±.15.55±.15.6±.25.6±.25 Yes Land pattern Example D B land A Dimensions A B D MR6 YZP.3.84.3.27 MR1.5 1.3.5.4 MR3 1. 2..8.5 MR1 1.2 2.6 1.15.7 2.2 4. 1.5.9 MR25 2.2 4. 2.3.9 MR5 3.8 6. 2.3 1.1 MR1 5.1 8.1 3. 1.5 c 215 ROHM o., Ltd. All rights reserved. 3/6 215.3 - Rev.E
Derating urve When the ambient temperature exceeds 7, power dissipation must be adjusted according to the derating curves below. MR6 / 1 MR1 / 3 / 1 / 18 / 25 / 5 1 1 PERENT RATED POWER (%) 8 6 4 2 PERENT RATED POWER (%) 8 6 4 2 55 7 1 125 AMBIENT TEMPERATURE ( ) 55 7 1 155 AMBIENT TEMPERATURE ( ) haracteristics Test Items Guaranteed Value Test onditions See "Products List" 2 Variation of resistance with temperature See "Products List" Measurement : +2 / 55 / +2 / +125 Overload ± (2.%+.5Ω) Rated voltage (current) 2.5, 2s. Maximum overload voltage Solderability to soldering heat A new uniform coating of minimum of 95% of the surface being immersed and no soldering damage. ± (1.%+.5Ω) No remarkable abnormality on the appearance. Rosin Ethanol : 25% (weight) Soldering condition : 235±5 Duration of immersion : 2.±.5s Soldering condition : 26±5 Duration of immersion : 1±1s Rapid change of temperature ± (1.%+.5Ω) Test temp. 55 to +125 1cycle (MR6) 55 to +125 5cycle (MR1 / 3 / 1 / 18 / 25 / 5 / 1) Damp heat, steady state Endurance at 7 Endurance to solvent ± (3.%+.5Ω) ± (3.%+.5Ω) ± (3.%+.5Ω) ± (1.%+.5Ω) MR6 only ± (.5%+.5Ω) 4, 93%RH (Relative Humidity) Test time : 1,h to 1,48h 7 Rated voltage (current) 1.5h : ON.5h : OFF Test time : 1,h to 1,48h 125 (MR6 / 1) 155 (MR1 / 3 / 1 / 18 / 25 / 5) Test time : 1,h to 1,48h 23±5, Immersion cleaning, 5±.5min Solvent : 2 propanol Bend strength of the end face plating Without Open. ompliance Standard(s) : IE6115 8 JIS 521 8 Maximum overload voltage TEST Voltage MR6 MR1 MR3 MR1 MR25 MR5 MR1 1.34V 1.52V 1.9V 3.2V 3.2V 4.26V 4.26V 6.2V c 215 ROHM o., Ltd. All rights reserved. 4/6 215.3 - Rev.E
Tape Dimensions Paper Tape P2 P P1 φd E W F E A B MR6 YZP 8.±.2 3.5±.5 1.75±.1.38±.3.68±.3 B F W MR1 8.±.3 3.5±.5 1.75±.1.7±.1 1.2±.1 A MR3 8.±.3 3.5±.5 1.75±.1 1.1±.1 1.9±.1 Top tape Base paper (Bottom tape) omponents avity MR1 8.±.3 3.5±.5 1.75±.1 1.65 +.2.1 2.4 +.2.1 T2 8.±.3 3.5±.5 1.75±.1 1.95 +.1.5 3.5 +.15.5 D P P1 P2 T2 MR6 YZP φ1.5 +.1 4.±.1 2.±.5 2.±.5 Max.5 MR1 MR3 MR1 φ1.5 +.1 φ1.5 +.1 φ1.5 +.1 φ1.5 +.1 4.±.1 4.±.1 4.±.1 4.±.1 2.±.5 4.±.1 4.±.1 4.±.1 2.±.5 2.±.5 2.±.5 2.±.5 Embossed Tape P P2 φd E W F E A B MR25 8.±.3 3.5±.5 1.75±.1 3.±.1 3.5±.1 B W F MR5 12±.3 5.5±.5 1.75±.1 3.4±.2 5.6±.2 A P1 MR1 12±.3 5.5±.5 1.75±.1 3.5±.2 6.7±.2 T2 D P P1 P2 T2 MR25 φ1.5 +.1 4.±.1 4.±.1 2.±.5 MR5 φ1.5 +.1 4.±.1 4.±.1 MR1 φ1.5 +.1 4.±.1 4.±.1 2.±.5 2.±.5 c 215 ROHM o., Ltd. All rights reserved. 5/6 215.3 - Rev.E
Reel Dimensions 1 MR6 / 1 / 3 / 1 / 18 / 25 / 5 / 1 2 MR6 / 1 / 3 / 1 / 18 / 25 A B D 8 6 4 2 2 4 6 8 A B D Label Label AORDING TO EIAJ ET-72B AORDING TO EIAJ ET-72B (RRV) MR6 MR1 MR3 MR1 MR25 MR5 MR1 YZP φ18 A B D 1.5 φ6 +1. 9 +1. 13 +1. φ13±.2 c 215 ROHM o., Ltd. All rights reserved. 6/6 215.3 - Rev.E
Notice Notes 1) 2) 3) 4) 5) 6) 7) 8) 9) 1) 11) 12) 13) The information contained herein is subject to change without notice. Before you use our Products, please contact our sales representative and verify the latest specifications : Although ROHM is continuously working to improve product reliability and quality, semiconductors can break down and malfunction due to various factors. Therefore, in order to prevent personal injury or fire arising from failure, please take safety measures such as complying with the derating characteristics, implementing redundant and fire prevention designs, and utilizing backups and fail-safe procedures. ROHM shall have no responsibility for any damages arising out of the use of our Poducts beyond the rating specified by ROHM. Examples of application circuits, circuit constants and any other information contained herein are provided only to illustrate the standard usage and operations of the Products. The peripheral conditions must be taken into account when designing circuits for mass production. The technical information specified herein is intended only to show the typical functions of and examples of application circuits for the Products. ROHM does not grant you, explicitly or implicitly, any license to use or exercise intellectual property or other rights held by ROHM or any other parties. ROHM shall have no responsibility whatsoever for any dispute arising out of the use of such technical information. The Products are intended for use in general electronic equipment (i.e. AV/OA devices, communication, consumer systems, gaming/entertainment sets) as well as the applications indicated in this document. The Products specified in this document are not designed to be radiation tolerant. For use of our Products in applications requiring a high degree of reliability (as exemplified below), please contact and consult with a ROHM representative : transportation equipment (i.e. cars, ships, trains), primary communication equipment, traffic lights, fire/crime prevention, safety equipment, medical systems, servers, solar cells, and power transmission systems. Do not use our Products in applications requiring extremely high reliability, such as aerospace equipment, nuclear power control systems, and submarine repeaters. ROHM shall have no responsibility for any damages or injury arising from non-compliance with the recommended usage conditions and specifications contained herein. ROHM has used reasonable care to ensur the accuracy of the information contained in this document. However, ROHM does not warrants that such information is error-free, and ROHM shall have no responsibility for any damages arising from any inaccuracy or misprint of such information. Please use the Products in accordance with any applicable environmental laws and regulations, such as the RoHS Directive. For more details, including RoHS compatibility, please contact a ROHM sales office. ROHM shall have no responsibility for any damages or losses resulting non-compliance with any applicable laws or regulations. When providing our Products and technologies contained in this document to other countries, you must abide by the procedures and provisions stipulated in all applicable export laws and regulations, including without limitation the US Export Administration Regulations and the Foreign Exchange and Foreign Trade Act. 14) This document, in part or in whole, may not be reprinted or reproduced without prior consent of ROHM. Thank you for your accessing to ROHM product informations. More detail product informations and catalogs are available, please contact us. ROHM ustomer Support System http:///contact/ 215 ROHM o., Ltd. All rights reserved. R112A